5 – Diagnostics/Troubleshooting
Recovering a Switch
59042-00 A 5-7
To recover a switch, do the following:
1. Connect a workstation to the switch through the Ethernet connector. Refer to
”Connect the Management Workstation to the Switch” on page4-10.
2. Before a switch can be recovered, you must upload the firmware to the
switch. Refer to ”Loading Firmware” on page4-14 for instructions on loading
firmware using the SANbox Manager and using the File Transfer Protocol
method. After uploading firmware, continue with the following steps to
recover the switch.
3. Place the switch in force PROM mode. Do the following:
a. Isolate the switch from the fabric.
b. Press and hold the Reset/Force PROM button with a pointed tool for
about 4 seconds. All of the chassis LEDs will illuminate then extinguish
leaving only the Input Power LED illuminated. Release the button.
c. Allow about one minute for the switch to complete it tests and come up
in force PROM mode. When the switch is in force PROM mode, the
Input LED will be illuminated and the Heartbeat LED will illuminate
continuously. All other chassis LEDs will be extinguished.
4. Establish a Telnet session with the switch using the default IP address
10.0.0.1.
5. Enter the account name (prom) and password (prom), and press the Enter
key.
Sanbox2 login: prom
Password:xxxxx
[username@host:Itasca]% telnet 10.0.0.1
Trying 10.0.0.1...
Connected to 10.0.0.1.
Escape character is ’^]’.
6. The following text menu is displayed. To select a switch recovery option,
press the corresponding number on the keyboard and press the Enter key.
0) Exit
1) Image Unpack
2) Reset Network Config
3) Reset Password File
4) Copy Log Files
5) Remove Switch Config
6) Remake Filesystem
7) Reset Switch
Option:
■Choose the Image Unpack option to install the firmware on the switch.
■Choose the Reset Network Config option to change the configuration
IP address to 10.0.0.1.